Home / 30,313,286.02-45,473,712.79-11,866,848.42

Finding the Fourth Proportional to 30,313,286.02, 45,473,712.79 and 11,866,848.42

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Solution

The fourth proportional to 30,313,286.02, 45,473,712.79 and 11,866,848.42 is: 17,801,753.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,313,286.02 : 45,473,712.79 = 11,866,848.42 : x
  2. Step 2: Convert to fraction form
    30,313,286.02/45,473,712.79 = 11,866,848.42/x
  3. Step 3: Cross multiply
    30,313,286.02x = 45,473,712.79 × 11,866,848.42
  4. Step 4: Simplify right side
    30,313,286.02x = 539,629,656,773,545.25
  5. Step 5: Solve for x
    x = 539,629,656,773,545.25/30,313,286.02
  6. Step 6: Final answer
    x = 17,801,753.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.